- url (required): direct url to pdf file
- viewer_width (optional): width of the viewer (default: 100%)
- viewer_height (optional): height of the viewer (default: 1360px)
- fullscreen (optional): true/false, displays fullscreen link above viewer (default: true)
- download (optional): true/false, enables or disables download button (default: true)
- print (optional): true/false, enables or disables print button (default: true)